double_column = ['bond_nm', 'bond_id', 'price', 'year_left',
                 'premium_rt', 'ytm_rt', 'curr_iss_amt',
                 'jsl_score', 'ft_score', 'sw_nm_r']

minilow_column = ['bond_nm', 'bond_id', 'price', 'increase_rt',
                  'premium_rt', 'convert_value', 'year_left',
                  'curr_iss_amt', 'sw_nm_r', 'volatility_rate', 'fund_rt']

minipremium_column = minilow_column
oldthreelow_column = ['bond_nm', 'bond_id', 'price', 'increase_rt',
                      'premium_rt', 'convert_value','year_left',
                      'curr_iss_amt', 'score', 'sw_nm_r', 'volatility_rate', 'fund_rt']
newthreelow_column = oldthreelow_column
threelowroll_column = ['bond_nm', 'bond_id', 'price', 'increase_rt',
                       'premium_rt', 'convert_value', 'year_left',
                       'curr_iss_amt', 'ytm_rt', 'score', 'sw_nm_r', 'volatility_rate', 'fund_rt']
threegetvegetable_column = threelowroll_column